Giải nhanh giúp mình , mình vote 5 sao

Một vật dao động điều hòa với biên độ $A$, chu kỳ $T$ a. Thời gian ngắn nhất vật đi được xét cùng quãng đường bằng $A$ A. T/8 B. T/6 C. T/4 D. T/3 b. Thời gian dài nhất vật đi được xét cùng quãng đường bằng $A$ A. T/8 B. T/6 C. T/4 D. T/3 c. Thời gian ngắn nhất vật đi được xét cùng quãng đường bằng $3A$\ A. 2T/3 B. T/3 C. 3T/4 D. 5T/6 d. Thời gian dài nhất vật đi được xét cùng quãng đường bằng $3A$ A. 2T/3 B. T/3 C. 3T/4 D. 5T/6

It was no noisy outside that she couldn't concentrate ... he work. A. in B. at C. with D. on

ai làm hộ với :(((((((((((((((( ngu toán quá

giúp mk vs ạ 50d vote 5* và CTLHN

một cần trục nâng đều một vật có khối lượng 1,5 tấn lên cao 10m trong thời gian 20s.a)tính công của lực nâng.b)biết hiệu suất của động cơ là 60%,tính công suất của động cơ cần trục.c)nếu cũng phải nâng đầu một vật có khối lượng 2 tấn lên độ cao 10m thì thời gian nâng là bao nhiêu

Cộng tử và mẫu của 23/40 với cùng một số tự nhiên n rồi rút gọn ta được 3/4. Tìm số n

Có 15 câu Trắc nghiệm nhé Đây là acc bạn mình nhé If I______in London now, I could visit British Museum. * A. were B. was C. had been D. am This room_____tidy all the time. * A. keeps B. is kept C. is being kept D. was being kept A doctor_______if somebody falls ill. * A. will call for B. will be called for C. calls for D. would be called for Such typing mistakes would have been avoided if you________ more careful. * A. had been B. are C. hadn't been D. would be A boat show_____right now in my town. * A. holds B. is holding C. is held D. is being held There were no clouds_____the sky. * A. in B. on C. at D. up on English_______all over the world * A. was spoken B. were spoken C. is spoken D. are spoken They are going to meet______mid-night. * A. on B. in C. at D. right when She asked us what we _______ the following summer. * A. were going to do B. will do C. would be done D. would have done George said to Mary that he ______that film three times. * A. has seen B. had seen C. would have seen D. was going to see If I______him yesterday, I would have to come back tomorrow. * A. didn't meet B. met C. hadn't met D. would met I arrived_______the bus stop at 4 o'clock. * A. at B. on C. in D. inside We used to live______the third floor. * A. on B. in C. at D. outside Look! A deer_______by a tiger. * A. catches B. is catching C. is caught D. is being caught The pollution problems_______since last week. * A. has been discussed B. was discussed C. were discussed D. have been discussed MÌNH CẦN CHÍNH XÁC HƠN LÀ NHANH MÀ ẨU NHÉ ! Bạn nào mà phát hiện ra lỗi sai thì mình sẽ nhường ctlhn cho bạn phát hiện ạ

I.Choose the word or phrase which best completes each of the following sentences. 1. It was ………………………… cold to go outside. A too B enough C much D more 2. She finished the test ………………………… without any help. A he B she C hers D herself 3. John ………………………… to be frightened of spiders when he was younger. A was B used C did D must 4. We love going swimming, ………………………… ? A don’t we B aren’t we C won’t we D didn’t we 5. There aren’t ………………………… eggs to make a cake. A much B enough C too D more 6. When I went into the room, somebody ……………… through the window. A looked B was looking C looks D have looked 7. If you show me your homework I …………………… you. A help B will help C helping D have helped 8. …….. she plays the piano! A. How well B. How good C. What well D. What good 9. Life here is very ……………. A. peace B. peacefully C. peaceful D. peacefulness 10. It is raining outside, and Tom brought his umbrella with him …………..he wouldn’t get wet. A. so as to B. in order C. so that D. in order to 11. “Where are my jeans?” “They ……………..at the moment. Sorry.” A. are washing B. were washed C. are washed D. are being washed 12. The film was ……………………. There was so much blood in it. A. horrify B. horrified C. horrifying D. being 13. How long will it …………………. you to get there . A. go B. need C. have D. take 14.This book is …………….from the one I had . A. different B. similar C. same D. like II. Choose thebest answer which can fit in the number space Many British people go abroad on holiday, to visit family, or on short business trips. People are (1)……… to find out how to get urgent treatment before leaving the UK. They have to (2)…………… a form which explains what they (3)………….. do if they fall ill or (4)……………… an accident, and what arrangements exist in (5)…………… country for medical treatment. The regulations are fairly simple but(6)…………. people do not have this information, they may(7)………….that private medical care is extremely expensive. It is not unsual for people to discover that they do not have (8)………….. money with them to (9)………… the total costs and (10)……………… such circumstances an already difficult situation becomes even more complicated. 1. A. advised B. suggested C. said D. spoken 2. A. put B. bring C. till D. get 3. A. ought B. will C. should D. may 4. A. have B. get C. happen D. take 5. A. their B. each C. one D. this 6. A. because B. whether C. as D. if 7. A. look B. want C. find D. know 8. A. enough B. little C. few D. full 9. A. pay B. give C. spend D. have 10. A. on B. in C. at D. up III. Give the correct form of the words in capital letter to complete the sentences 1. This knife is …………………..….-it can’t cut anything. USE 2. Nam likes acting and outdoor ………..……………… ACT 3. You shouldn’t talk about her character only through her ………….. APPEAR 4. She is beautiful with a …………………smile. LOVE 5. There are many cultural ………………between his country and mine. DIFFER IV. Complete the second sentence so that it has a similar meaning to the first sentence 1. I haven’t eaten this kind of food before. This is the first…………………………………………………………….. 2. My brother started working in that factory five years ago.  My brother has…………………………………………………………….. 4. This pen belongs to Phong.  This is …………………………………………………………………….. 5.John missed the lecture because he came very late -> If John ............................................................................................ 6. He could not afford to buy the car -> The car............................................................................................ 7. You will not be accepted if you don’t finish your home work -> Unless............................................................................................. 8. I spent the whole evening finishing the test -> It..................................................................................................... 9. Weather conditions influence most people’s lives. Most people’s lives........................................................................ 9h sáng mai em nhận ạ Mong mn ko làm đại giải thích chi tiết cho luôn combo 5*+tlhn+ cảm ơn Giúp em với ạ

Có 15 câu trắc nghiệm ạ Children's bedrooms_______every day. * A. was cleaned B. were cleaned C. is cleaned D. are cleaned There is an English examination______Friday, December 11th. * A. in B. at C. during D. on They drove to Rome September 15th. * A. on B. in C. at D. within I wish you_______earlier yesterday. * A. leave B. left C. had left D. would leave He_______her where she was going. * A. told B. said C. reminded D. asked You________to prison if you did that. * A. would send B. will send C. would be sent D. had been sent The book_______many years ago. * A. wrote B. is written C. was written D. D. was being written The boy wishes that he________the competition the next day. * A. wins B. will win C. had won D. would win She wishes the weather______hot today. * A. wasn't B. weren't C. hadn't been D. isn't Anna asked her mother______she could have a new bicycle. * A. whether B. what C. that D. why If he_______the truth, the police wouldn'tarrest him. * A. tells B. told C. is going to tell D. had told The office manager wondered why he______a computer before. * A. hadn't got B. didn't get C. has got D. got Martha asked Peter when_______ * A. was he born B. did he born C. he born D. he was born Rick will have his house_______tomorrow. * A. is painted B. will be painted C. paints D. painted A new bridge_______here next month. * A. will be built B. will build C. is being built D. has been built Mình chỉ cần chính xác thôi nhé nếu bạn làm sai mà bạn khác phát hiện mình xin nhuongef ctlhn cho bạn khác ạ!